Description

4-[4-(4-Formylphenyl)-2,3,5,6-Tetramethylphenyl]Benzaldehyde is a high-purity, multi-functional aromatic dialdehyde building block of significant interest in advanced organic synthesis. Its rigid, symmetrical structure featuring two reactive formyl groups makes it a critical precursor for constructing complex molecular architectures. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors, particularly for developing novel polymers, ligands, and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: Serves as a key building block for synthesizing novel drug candidates, especially in creating symmetrical ligands and complex heterocyclic compounds.
• Polymer & Material Science: Used as a monomer or cross-linking agent in the production of specialty polymers, resins, and high-performance materials like polyimides and liquid crystalline polymers.
• Organic Synthesis & Research: Acts as a versatile precursor for synthesizing macrocycles, dendrimers, and other complex organic molecules in academic and industrial R&D laboratories.
• Coordination Chemistry: Employed in the synthesis of Schiff base ligands for metal-organic frameworks (MOFs) and catalysts.
• Agrochemical Synthesis: Utilized in the development of new active ingredients for crop protection products.
• Dye & Pigment Intermediate: Functions as a starting material for synthesizing specialized organic dyes and pigments.

Basic Information

Product Name	4-[4-(4-Formylphenyl)-2,3,5,6-Tetramethylphenyl]Benzaldehyde
CAS No.	850559-54-5
Molecular Formula	C26H24O2
Molecular Weight	368.47 g/mol
Synonyms	1,1'-(2,3,5,6-Tetramethyl-1,4-phenylene)bis[4-formylbenzene]; 4,4'-(2,3,5,6-Tetramethyl-1,4-phenylene)dibenzaldehyde; Durene-1,4-diyldibenzaldehyde; Tetramethylphenylene Dibenzaldehyde; 4,4'-(2,3,5,6-Tetramethyl-p-phenylenedi-p-phenylene)dibenzaldehyde; 4-[4-(4-Formylphenyl)-2,3,5,6-tetramethylphenyl]benzaldehyde; 4,4'-(Durene-1,4-diyl)dibenzaldehyde
EINECS	Contact for details

Quality Control

Our 4-[4-(4-Formylphenyl)-2,3,5,6-Tetramethylphenyl]Benzaldehyde is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high purity. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We adhere to cGMP principles where applicable, and our quality system is designed to meet the stringent requirements of research and industrial-scale customers.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen or argon. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.